Advances in Engineering Research

According to the characteristics of the diving sports, a video analysis system is developed for diving sports in the paper. This system is mainly used in assisting coach to instruct athletes more effectively, and it can help the judgers give the correct judgments. Three components are composed in the...

From the reed surficial biofilm isolated a strain of algicidal bacteria B2 have significant algicidal effect of Microcystis aeruginosa. By means of microscope and scanning electron microscope and monitoring the change of pH in the medium of B2, we found that the dissolved algae bacteria B2 was dissolved...

In this paper, it proposes a solution to the problems in the current language teaching in China by using intelligent identification technology, so as to design a set of language teaching system based on intelligent identification technology. Through test, it proves that this shows system can improve...

With the development of intelligent terminal and Mobile Internet technology, Mobile payment has become one of the important means of commerce. However, security problems are still challenging mobile payment. Identity authentication is the basic security issue in mobile payment. In this paper, a mobile...

With the rapid development of mobile Internet cloud computing and big data, the data storage requirements, such as pictures, videos, etc., increase dramatically. At present, the existing storage methods can not meet the needs of system storage, and NoSQL distributed big data storage technology because...

In this study, the effect of the milling time on microstructure of Cu-0.5 wt.% Cr-1 wt.% Al2O3was investigated. The lattice parameter was evaluated by the X-ray diffraction technique. The microstructure was characterized by scanning electron microscopy. Also, size and distribution of Cr and Al2O3 were...

Oxygen and nitrogen molecules in liquid air may segregate in gradient magnetic field, which has potential applications in medicine, industry and other fields. According to the segregation behavior of magnetic nanoparticles in gradient magnetic field, magnetic drug carrier particles can be directionally...

The machine output power smoothing has an important significance to improve the efficiency and quality of machining. With the secondary development of cutting geometry simulation software, we have got the geometry cutting parameters, carried out a physical simulation of the whole cutting processing and...

Data in everyday life everywhere, and people's lives. With the development of information society, the needs of various industries for analysis of data are also growing. However, the current domestic data analysis industry started late, small-scale, without a complete system and improve service delivery...

The need of antenna design and the basic principle of phased-array antenna are analysised. Then the rectangular-grid-plane phased array with circular boundary design of antenna which is shared by seeker and fuze is put forward. By choosing the parameters and number of elements, the antenna adaptively...

The design of a eight DOF vibration damping base mechanism and use Creo5.0 with complete assembly process of the base; the structure of the base in the application of the damping spring rod a handicapping combined with tooth tooth fracture energy absorption principle. According to principle of Darren...

Using a single screw extruder for extruding pure UHMWPE, one of the necessary conditions is to generate large enough extrusion pressure [4]. This article launches a comprehensive and detailed study of raw material of the pure UHMWPE resin powder, establishes a mathematical model of extrusion molding...

Vertical cylindrical furnace is the key equipment and the main structural unit in petroleum industry, so it is very significant to analyze and evaluate the operational status of vertical cylindrical furnace. In this paper, a vertical cylindrical furnace in Shengli Oilfield was taken as the research object,...

This paper investigates the potential benefits of deep retrofit scenarios on the energy consumption of houses in Waterloo Region. The building envelop is the primary focus, especially upgrading wall, attic, and foundation insulation. The sample houses are divided into six categories based on their construction...

Heterogeneous chemical reaction on the surface of the atmospheric fine particulate matters not only involves the chemical and physical properties of fine particulate matters itself,but also with the concentration of trace gases in the atmosphere and environment are closely related.To study the reaction...

Based on the research of crashworthiness of advanced composites, PAM-Crash simulation software was utilized to predict the crash behavior of thermoset matrix and thermoplastic matrix. The simulation results demonstrated that the thermoset matrix and thermoplastic matrix showed an ideal fragment collapse...

In the traditional power flow analysis, the output of generator is controllable and certain. While due to the intermittence and randomness of new energy resources, the output of new energy generator is uncertain, traditional power flow calculation cannot deal with this kind of uncertain power flow problem,...

Under the background of rapid development of real estate market in China,decorative art in architecture becomes more important, and more and more buyers pay more attention to the room style and decorative art design, so how to make the interior decoration design of inheritance and innovation become important...

In this work, in order to solve the problem of longitudinal water resistance for XLPE power cable, nine kinds of corrugated aluminium sheath with different embossing depths and pitchs were pressed by argon arc welding machine. Each sheath was cut into six equal parts to study lateral pressure. After...

Power industry as the main source of CO2 emissions, is facing tremendous challenge of CO2 emission reduction during the periods of “12th Five-year” and “13th Five-year”. How to maximize the reduction of power CO2 emissions under the premise of regional economic development and energy requirements is...

So far the use of anco often uses materials as a frame. Bamboo is one of the results of non-timber agriculture in the type of grass plants that have basic characteristics not much different from wood. The use of bamboo laminate as an anco / fishing gear has weaknesses in the period of material durability....

A new conductive polymer nanofiber was prepared by electrospinning of the polymer solution and in situ synthesis. The electrospun polystyrene (PS) fibers were employed as template for the in situ surface polymerization of poly 3, 4-ethylenedioxythiophene (PEDOT). Electrospun nanofibers were utilized as...

The driver's fatigue driving accounts for lots of traffic accidents. Through the study of the driver's behavior characteristics,we collect the steering wheel angle, angular velocity in real time, grip force and pluse through indoor simulation experiments.After calculation, we can get these parameters...

By the end of December 2017, China's high-speed railway (HSR) has a total mileage of 25 thousand km. However, providing reliable and stable wireless broadband access service for HSR passengers has been a major challenge in the communications industry. This paper proposes a HSR wireless broadband access...

Developed SmartEnergyCoating can be used as a thermal insulation coating. This is able to compensate and equalize thermal loads of structural elements of constructions. The effect is achieved due to the heat-compensating elements with the phase-transition material. In addition to thermal protection properties,...

Based on the development of full text retrieval function of administrative office system of Shanghai Entry-Exit Inspection and Quarantine Bureau, this paper comprehensive introduces the Chinese segmentation technology used in full-text retrieval. The three mentioned methods, which are segmentation method...

Due to the rise of distributed generation, it is very important to consider the impact of distributed generation in distribution network reconfiguration. To solve the problem, this paper uses the double perturbation mutation particle swarm optimization algorithm, which is to introduce the Gauss white...

It's necessary to acquire semantic knowledge in Natural Language Processing research. In this paper, we present an approach for acquiring Chinese semantic knowledge based on maximum entropy model. Semantic knowledge units are composed of central word and a group of feature words. Because the maximum...

The cemented carbide coating micro groove turning tool and original turning tool are arranged to cut the same oil country tubular goods (OCTG) 40CrMnMo. By the combination of cutting experiment theoretical analysis, this paper focuses on the radial distribution of residual stress of machined surfaces...

This paper introduces the concept of genes to the design of the product, put forward and set up product genetic model, aimed at apply the principle of gene expression to implement the product intelligent design, and strengthen the autonomy of product design, reduce artificial participation and related...

Spam is a major problem of the Internet, because it can cause pollution and waste of resources in the network environment. Therefore,spam filtering is necessary. After spam filtering methods study, presents a support vector machine and artificial immune system combines filtration methods and filtration...

We study the adsorption integrated effects of CO with different coverage (1/20, 1/10, 3/20, 1/5) on doped-Al-SiC(001) surface by using the generalized gradient approximation (GGA) based on density functional theory (DFT). The PDOS data reveal that p-electrons of Al increase the interfacial activities...

In view of the characteristics of large amount of biological sequences data, fast growth rate and high sequences repeatability, a set of DNA sequences storage schemes based on HBase is proposed and implemented in combination with the related theory and technology of HBase distributed database. The pre-splitting...

Radioactive particles usually have a positive charge, while the surface of activated carbon has a negative charge, the activated carbon has an adsorption effect on the radioactive particles. The radioactive particles are adsorbed in the pores and surface of the activated carbon, and will be removed from...

In communication system, for the different application, it's need antenna provide different pattern, such as cosecant squared pattern, The antenna with cosecant square pattern can rapidly find object, and cover the larger effective region, so the antenna which have cosecant squared pattern is widely...

The ferromagnetic resonance overvoltage of power system often occurs for a long time, which seriously endangers the safe operation of electrical equipment and power grid. The feature extraction and recognition of ferromagnetic resonance overvoltage is helpful for taking targeted measures to restrain...

The physical mechanical indexes should be obtained before the strengthening treatment on the reclaimed soft clay. The correlation is existed among the physical mechanical indexes of clay. This paper reveals the index correlation of clay in the Xu Wei Lianyungang port based on amount of lab test results....

Digital watermarking technology is one of the main means to realize the copyright protection and authentication of digital works in the information age, and many excellent watermarking algorithms have been proposed to achieve different performances in different application. But, attackers also can make...

Under the different axial compression ratios,testing the two intermediate nodes low cycle loading of the all-lightweight aggregate concrete frame beam-column node.Research the aseismatic performance of all-lightweight aggregate concrete frame beam-column node.Analyse the rebar strains of beam-end and...

According to the characteristics of electronic evidence,the storage mechanisms of Android phone and specific operational problems encountered in forensic work are summarized,this article presents a relatively standardized evidence-based policy Android phones, hoping to improve the Android mobile phone...

At present, Web technology has fully applied in all walks of life. As a revolutionary development of technology, it will bring immeasurable influence if it is applied to construction project team. Therefore, the use of Web technology for the construction project team knowledge service is imperative....

There are inextricably linked between financial strategy and asset-light business model. The profit model of the asset-light was driven by financial strategy, and the corporate operating model will need to match the financial strategy. First, asset light theory, asset light operating profit and asset-light...

Hydrocarbon source rock is the foundation of oil and gas exploration research. At present, geochemical methods are still the mainly used for hydrocarbon source rock studies, which is hard to obtain a continuous data on a single well owing to the limited samples and experimental fees. Logging information...

The environment deformation caused by the excavation of a foundation pit is numerical analyzed using the hardening soil model. The simulation results show that the deformations of supporting structures of this foundation pit and the surrounding environment can meet the requirements of deformation control....

A new framework for modeling human body according to the specified measurement dimensions is presented. Users are assisted in automatically generating a virtual model through modifying the standard one by controlling the parameters provided. Our approach consists of four major parts. First, 3D scanner...

Two types of unvegetated vertical flow constructed wetlands (UVFCWs) with zeolite and volcanic rock as composite substrates were constructed and the treatment performance for nutrient removal from modeling effluent of secondary treatment process was evaluated. The concentration of COD, NH4+-N, NO3--N,...

The robot's eyes through the background difference method were used to find broke into the visual range of a moving object and track and monitor the moving object. On the basis of geometry and according to the distance and deflection angle of the robot eyes positioning, the objects were captured and...

Over the past few years, people demands human-computer interaction system with more intelligent function, such as gesture recognition and motion recognition. This paper acquires color and depth information from Kinect sensor in order to capture hand motion and interact with the computer game. By using...

With advantages of no mechanical contact, vacuum compatibility, oil-free, and high reliability, an eddy current damper (ECD) is designed for use in space. To obtain perfect damping characteristics, a conductor as an outer copper tube and two stationary plates, and an array of axially magnetized ring-shaped...

Pipeline transportation plays an important role in the resources deployment and economic development of our country. Its dimensional repair technique is an important guarantee to ensure the safety and reduce the loss. Tapping machine draws a lot of attention as the key equipment. According to project...

The frame structure of reinforced concrete is a kind of structural form with good seismic performance. But the strong earthquake damage show that the RC frame structure under the large earthquakes will also be seriously collapsed and destroyed. In the case of strong earthquake, the RC frame structure...

Dynamic consolidation of virtual machines (VMs) is an effective way to improve the utilization of resources and energy efficiency in grid computing. We propose a novel load balancing approach that combines the Group Method of Data Handling (GMDH) based on Geneticalgorithmfor host overload prediction...

As an important part of the power system, the running state of HV overhead transmission lines has direct influence on the security and reliability of power system. So it is important to develop an on-line monitoring system of HV overhead transmission lines. In this paper, a micro controller and wireless...

There are thousands of truck modelsin the market. It is necessary to study the distribution characteristics of motor power since the rated power mismatch is a very serious problem currently.The truck models of maximum total mas range from 5 tons to 7 tons have been analyzed. Construct statistics for...

Taking the full network observability of power system operation state and the least number of phasor measurement units(PMU) as objective, this paper proposes an optimal PMU placement algorithm based on an improving teaching-learning-based optimization algorithm(ITLBO). Phasor measurement units can measure...

The studying about the seismic performance of shallow and spherical shells with ribs and rings is very lack. So it is necessary to study its dynamic response under earthquake. In this paper, the finite element model is established by ANSYS software. The first 10 orders of natural frequency and mode shape...

A significant environmental problem for the coal regions of Russia is the presence of large volumes of fine-dispersed coal sludges formed during the operation of coal mines and coal-preparation plants. In addition to direct environmental damage, storage of these sludges in sedimentation tanks, hydro-dumps...

This paper introduces the concept and basic framework of 3D model retrieval technology based on shape distribution, At the same time, according to the shape feature extraction and processing method of the model, the retrieval technique is introduced and applied in detail. This paper focuses on how to...

This paper presents the VFTO calculation and analyzing results of XiMeng UHV pilot project in China. The result shows that the maximum voltage amplitude of VFTO in GIS is 1981kV, so that the pre-insert switching on off resistance is not necessary to installed on disconnector. In this case , it will reduce...

Airlines deregulation is intended to remove state-sponsored protectionism, leading to economic liberalization so that entry conditions are easy and cheap, but the results were mostly disappointing. The research used a method of Structure, Conduct and Performance (SCP method). The results of this study...

According to investigation, existing works of security testing for Single Sign-on systems (SSO) on the Security Assertion Markup Language (SAML) are based on partially automatic code review methods, which lead to a low level in effectiveness and reusability. In response to these limitations, a new automatic...

This article studies the trigger strategy in dynamic migration process of virtual machine under cloud computing environment. For the problem of resource wasting caused by instantaneous peak in simple double threshold trigger strategy and single threshold trigger strategy, we propose ARMA time series...

Exploratory data analysis (EDA) is an important stage in a data science cycle. In this research, the EDA process is carried out on the elementary school student dataset derived from the student “interest” and “talent” questionnaires. The purpose of this research is to find recommended features that will...

The Covid-19 pandemic has forced learning to change. As stipulated by the government, students of all levels of education, from early childhood to higher education, must eventually study from home through online learning. The online learning process would be effective if it is supported by media and...

Foot and Mouth Disease (FMD) is an extremely transmissible viral illness that specifically targets cloven-hoofed animals, such as cattle. It is caused by the Foot and Mouth Disease Virus (FMDV). Traditionally, FMD detection involves manual observation by trained veterinarians, which is time- consuming...

Background: Malaria is a disease caused by Plasmodium parasites (P. falciparum, P. ovale, P. vivax, P. malariae, P. knowlesi) infection often caused by the bite of female Anopheles mosquitoes which have Plasmodium parasites in their salivary glands. Plasmodium develops in the human liver and then invades...

Accurate brushless DC motor position control is the basis for realizing various high-precision control systems. In order to achieve precise control of brushless DC motor position and improve control stability, this paper proposes a fuzzy PD control method based on the improved ant colony optimization...

The flue gas emitted from conventional natural gas boilers contains a large amount of water vapor, which cannot effectively recover the latent heat of water vapor condensation due to its failure to lower the flue gas temperature below the dew point temperature. This study adopts a heat pump and a counter-current...

Effect of Magnetic Guidance Error On Location Of The Magnetic Guidance On The Ship And Its Relationship With The Movement Of The MV Chandra Kirana on Ship Movement (supervised by Eva Susanti P., S.Si.T., M.T., and Agriani Pongkessu, S.Si., M.Pd.). Variations and variances in magnetic guidelines cause...

Customer relationship management system can help companies manage the relationship between businesses and customers. With customer relationship management system, companies can interact with the unified management of sales, marketing and other departments and customers, to explore more business opportunities....

In modern conditions, one of the most acute problems for the coking industry include deterioration of raw material base for coking and coking coal deficit. The negative impact of the deterioration of the raw material condition on the yield and quality of coking products can be compensated by the increase...

In recent years, the environmental problems have been ceaselessly springing up and the low-carbon orientation has become the inevitable choice to tackle the environmental problems in the field of architecture. Under these circumstances, the construction of low-carbon salving architectures for low-income...

This paper studies static synchronous compensator (STATCOM) accessed in the system via intermediate taps on transformer high voltage wingdings. For Dyn11 type transformers, the proposed circuit configuration of DT-STATCOM is analyzed, and the function of reactive power compensation is verified. Then,...

Centrifugal fan is most widely used as an important component in ventilation system. The performance of centrifugal fan is sensitive to the inlet environment; therefore inlet flow distortion is one of the most attention problems. Numerical investigation has been carried out for the comparison of two...

La0.9Y0.1MnO3 powders have been synthesized at different temperatures by the traditional solid state method. The crystal structures have been characterized by X-ray diffraction (XRD). The electromagnetic parameters were measured by vector network analyzer (VNA) within the frequency range of 8.2-12.4GHz....

To understand the spatial variability of soil nutrients in plantation forest in depressions between karst hills, we examined the characteristics and spatial variability of soil nutrients in Juglans regia plantation in Fengshan County, Southwest China. Most soil nutrients had moderate variability, and...

In order to improve power quality and ensure stable operation of power system, shunt active power filter (SAPF) is widely used o filter out harmonics. This paper proposed an improved control method for SAPF. The whole improved control strategy could be divided into two parts: Ip-Iq current detection...

In order to study the heat insulation and indoor light adjusting ability of fabric, the optical properties of usual shading fabric were tested using spectrophotometer which measurement range is 190nm~3300nm. Under different open porosity, the ultraviolet transmittance, solar direct transmittance, solar...

Ordinary concrete is four components, and the six components of green high performance concrete, more than the ordinary concrete admixture and high efficiency water reducing agent. The strength of green high performance concrete fast nondestructive testing is an important aspect of development of its...

To improve the nonlinear modeling capability of RBF neural network, an Artificial Fish Swarm Algorithm (AFSA) training algorithm with an adaptive mechanism is proposed. In the training algorithm, the search step size and visible domain of AFSA algorithm can be adjusted dynamically according to the convergence...

Through and half-through arch bridges are modern bridge types due to the development of steel as a building material, in which up to now the dead-load of the deck system and the live load are transferred to the arch rib by steel suspenders. However such suspenders are due to complex mechanical loading...

Project after the authenticity of the evaluation results to a large extent depends on the rationality of the evaluation method, this article in view of the construction project post-evaluation of current method is a systematic research, and put forward the factor analysis method used in the construction...

The Carbon fiber continuous sucker rod has wide application in oil field, but currenttly it adversely affected by the lack of processes and operations devices. In order to solve these problems by using combination of activity diagram method on the existing vehicle, based on second-class chassis , puts...

The importance of continuous temperature measurement in vacuum furnace to realize the temperature control of vacuum furnace is expounded by the universality of the vacuum furnace application and the control of the quality and process of the applied products. This paper briefly introduces the traditional...

The increase in passenger flow and the transport speed requires a correspondence of designed vehicles to the high requirements of environmental and transport safety as well as energy efficiency. The compliance of vehicles to high quality standards encourages world manufacturers to develop new types of...

In the context of global energy crisis and climate change, tidal current energy is one kind of marine renewable energy rich in total resources with little effect on environment and higher TRL and have promising prospects of utilization in the offshore region of China. Although significant progresses...

Quantize influence to the society in terms of three factors (income, education and social equality). Influence of income includes the minimum wage and salary distribution, and educationcan be reflected by the ratio of education in welfare investment, while influence of social equality include maternity,...

The preparation of high-strength mortar with super fine sand from waterway engineering and the improvement of its mechanical properties by mineral admixtures were studied in this paper. The effect of fly ash, silica fume and both of them on compressive strength and flexural strength of super fine sand...

In order to solve the problem of the communication between the heterogeneous network and the various types of equipment and the Internet, a new, Vehicle heterogeneous network interconnection model based on Linux virtual device. In this model, the dynamic load characteristics of Linux modules and the...

In order to select reasonable excavation method of tunnel engineering in complex conditions, model test was done for large-span and shallow-buried bias tunnel in cobble and gravelly soil layer, the reasonable excavation scheme was determined by analysis of tunnel surrounding rock and internal support...

This study aims to determine the structure of production costs, revenue, profits, and feasibility of farming of potato farmers using ex vitro and non ex vitro seeds in Batur District, Banjarnegara Regency. The location of the study was determined purposive and sampling of farmers using ex vitro seeds...

Rubber is the most valuable export crop produced by small scale agriculture and plays a crucial role in inclusive economic development. Rubber becomes very close to the farmers because of cultivation and processing techniques and provides economic value directly. Jambi Province also one of the third...

Squid, known with scientific name Loligo sp, is a group of cephalopods or a type of Mollusca living in the sea, with horizontal distribution area from coast to open sea and vertical distribution area from sea surface to thousands of meters under sea surface in water column. Until now, squid production...

Theft of durians is a prevalent issue in Indonesia, particularly in regions where durians are cultivated. This results in substantial economic losses for durian farmers. Nocturnal robbers who often operate during the night can be detected using night vision technology. The objective of this study is...

Traffic safety in Indonesia is still an important issue as the number of accidents is high every year. One of the contributing factors is driver fatigue which affects driving behavior and speed. This study analyzed the effect of physical fatigue and mental fatigue of drivers on speed while driving on...

The Diesel Power Plant (DPP) utilizes energy from fuel, converting it into mechanical energy and then into electrical energy. Over time, changes in fuel types have been necessary to meet the electricity production needs of DPPs. As fossil fuels become increasingly scarce, alternative fuels such as biodiesel...

This paper is dedicated to the design of a 4 - bit absolute value comparator, aiming to resolve its power consumption issue. Initially, the logic effort method is employed to analyse the circuit structure, precisely identify the critical path, and optimize the sizes of devices on it to achieve the minimum...

Preparation of lightweight blocks from phosphogypsum (PG) is one of the effective approaches for its utilization under current technical conditions. To clarify the applicability of cement-solidified PG composites (PGC) in outdoor environments, mechanical property tests were conducted on PGC under water...

The focus of this study is structural design optimization of a stiffened composite cylindrical structure. Two different composite structures with T section and hat section stiffeners are used. The material used is carbon fiber reinforced epoxy. The deformation and stability capacity of composite stiffened...

An aqueduct is an important hydraulic structure for water conveyance, whose safety and durability are directly related to the normal operation of hydraulic projects and the effective allocation of water resources. In this study, based on temperature monitoring data from monitoring points during the segmented...